Home / 6,219-8,582.22-3,424.50

Finding the Fourth Proportional to 6,219, 8,582.22 and 3,424.50

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Solution

The fourth proportional to 6,219, 8,582.22 and 3,424.50 is: 4,725.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219 : 8,582.22 = 3,424.50 : x
  2. Step 2: Convert to fraction form
    6,219/8,582.22 = 3,424.50/x
  3. Step 3: Cross multiply
    6,219x = 8,582.22 × 3,424.50
  4. Step 4: Simplify right side
    6,219x = 29,389,812.39
  5. Step 5: Solve for x
    x = 29,389,812.39/6,219
  6. Step 6: Final answer
    x = 4,725.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.